A family member found John Chakalos, 87, shot in the head at 8:23 a.m. Friday in what police are calling an active homicide investigation. Officials in Connecticut said detectives from the Windsor Police Department and Connecticut State Police Major Crime Squad are investigating.

Chakalos, a well-known investor, decorated his 82-acre Chesterfield home with about 2 million lights for the public, asking visitors to bring a donation to a local food pantry.

Anyone with information is asked to call police in Connecticut at 860-688-5273 ext 571.

The Obama administration will unveil a major climate change plan Monday aimed at a large reduction in greenhouse gas emissions from the nation's coal-burning power plants, a senior administration official told CNN.